Determination of separating capacity for chemical analysis filter paper "Pulps-Determination of drainability-"" Canadian standard"" freeness method" GB/T12912-1991化学分析滤纸分离性能的测定法“GB/T12660-1990纸浆滤水性能测”“加拿大标准”“游离度法”
Because the chemical properties of polymer microporous filter tubes are excellent, the chemical regeneration is easy. 高分子微孔过滤管由于化学性能特别优越,化学再生很方便。
A cream spread on the skin; contains a chemical to filter out ultraviolet light and so protect from sunburn. 涂在皮肤上的一种油膏;有过滤紫外线并以此来防止太阳灼伤的化学药品。
To gain better chemical and physical performance, a compound needled filter felt comprises of2 or more kinds of fiber material. 它是由二种或二种以上的耐高温纤维混合及层壮复合,以实现更高、更新的物理及化学性能。
Chemical Filter can be used to remove molecular contaminants by Adsorption and Oxidation. 化学滤网以吸附与吸著原理来移除气体污染物分子。
Use: It uses in professions and so on oil field, smelting, environmental protection chemical industry, is the oily sewage processing ideal filter material. 用途:它多用于油田、冶炼、环保化工等行业,是油污水处理的理想过滤材料。
When the chemical desalting water system adds activated carbon filter, control functions of old MODICON PLC system needs to be extended. 化学除盐水系统增加活性炭过滤器,需要在原有MODICONPLC程控系统上进行控制功能扩展。
Assess the chemical compatibility of the membrane filter with the liquid or gas to be filtered. 估计要过滤的液体或气体与滤膜在化学性质方面能否共存。
The chemical components in mainstream smoke of cigarettes with modified polypropylene ( PP) filter or cellulose acetate ( CA) filter were analyzed with GC/ MS and compared. 采用气相色谱/质谱法对改性烟用聚丙纤维(PP)滤嘴和二醋酸纤维(CA)滤嘴卷烟烟气成分进行了对比分析。
Analyses of the advantages and disadvangages of several odor removal methods including catalytic-combustion, chemical absorption, adsorption, microbiological filter and introduction on operation process and example of microbiological filter were presented in this paper. 分析了处理恶臭污染物的吸附法、化学吸收法、催化燃烧法、生物处理法等优缺点,并介绍了微生物过滤器法净化恶臭物质的过程及工艺实例。
Study on the physical and chemical characteristics of domestic diatoms as filter aid 国产硅藻土助滤剂理化性能的研究
The combination of chemical analysis, IR analysis, and scanning electron microscope observation were used to analyze the chemical and physical characteristics and forming mechanism of the polyurethane derived from filter paper. 采用化学分析、红外光谱和电子显微镜观察相结合的方法,分析了聚氨酯化后滤纸的化学及物理特性以及聚氨酯结构的形成机理。
Pilot scale study of permanganate composite chemical preoxidation and granular activated carbon-sand filter technique for treating eutrophic raw water 高锰酸盐预氧化与活性炭&砂滤池联用处理富营养化水体中试研究
After analyzed each operation parameters, including water flux, consumption chemical and filter press treatment water flux ect., we could let it run properly and attain the draining standard. 分析了实际操作中的各个运行参数,包括水流量,加药量和脱水机处理的水流量等,使其能够安全良好的运行,并且达到排放的标准。
Whereas, the price of chemical filter is much higher than the custom filter, and the usage is limited for the life. 但是化学过滤器价格高,并且存在寿命的问题。
Study on Chemical Coagulation Process for Phosphorus Removal from Effluent of Two-stage Biological Aerated Filter 化学混凝对两级曝气生物滤池出水的除磷效果研究
The productive performance test and measurement of dewatering chemical sludge with centrifuge and the pilot-plant performance test with a mini-belt press filter were studied for the need of engineering construction of 300 000 ton ethylene per year in Jilin Chemical Industrial Corporation Limited. 为配合吉林化学工业股份有限公司30万t乙烯工程A/O工艺废水处理工程化学污泥脱水的需要,进行了生产运行离心机性能考核测试和小型带式压滤机应用于化学污泥脱水的中试性能试验研究。
Test on physical and chemical property of high temperature non-symmetrical ceramic filter tuber for clean coal-used 洁净煤用高温非对称陶瓷过滤管性能测试研究
A preliminary study on chemical clogging of nonwoven geotextile filter in Wushan tailings fill dam 武山尾矿坝无纺土工织物滤层化学淤堵问题初探
This paper summarizes the research development of the combined use of chemical filter aids during the past three decades, points out the existing problem and the future trend. 本文综述了近30年来化学助滤剂混合使用的0进展,并指出了目前存在的问题及今后的发展趋势。
Chemical cleaning mechanism of ultra filter membrane for black tea draw-off juice 红茶汁超滤膜污染的化学清洗机理
Treatment of chemical wastewater by coagulation-facultative-sbr-activated carbon filter technology 混凝沉淀-兼氧-SBR-活性炭滤池工艺处理化工废水
On the basis of analysis for physical and chemical properties of diatomite and perlite, the scientific bases for preparation of filter aid are discussed. 并根据硅藻土和珍珠岩的物理化学性质,讨论了制备助滤剂的科学基础。
Many potential applications of OFR in chemical engineering have been explored, such as particle suspension and separation, flocculation, filter, chemical reactors, separation processes in bioengineering and pharmaceutical engineering. 作为一种性能优良的新型的反应设备,它可以应用到化学工程等很多领域,如粒子的悬浮与分离、絮凝工艺、化工反应器、过滤、生物科学、医药科学等。
Chemical Cleaning Technique in Pickling the Acid Heater and Filter in Place of the Acid Station in a Chemical Fiber Plant 化纤厂酸站过滤器及加热器的化学清洗
A novel combined process of permanganate composite chemical ( PPC) preoxidation and BAC-sand filter was studied to remove THMFP by continuous flowing experiments. 通过动态连续流实验考察了高锰酸盐预氧化与生物活性炭-砂滤池工艺对THMFP的去除效果。
In the premise of same filtration performance, chemical fiber filter material has higher strength than glass fiber filter material, is not easy to be broken and can prolong the service life. But its poor plasticity makes it harder to form folding. 在过滤性能相仿的前提下,这种化纤过滤材料比玻纤过滤材料强度高,不易碰坏,从而延长过滤器的使用寿命,但可塑性较差,不易折叠成型,制造过滤器难度大。
Fiber glass filter material has a wide range of applications in high efficiency air filters. And chemical filter material can be loaded with electrostatic, which leads to higher efficiency and lower resistance. 玻璃纤维在高效过滤材料中有着广泛的应用,而化学纤维能够加载静电,从而获得更高的过滤效率却不会引起阻力的增加。
By the secondary hydrolytic acidification and A/ B/ C thrice catalytic oxidation, adding to physical chemical deposition and biologic filter, COD removal ratio was predicted to 90%, color removal ratio was predicted to 88%. 通过二步水解酸化和A/B/C三步接触氧化,再经过物化沉淀和生物滤池,预计可使印染废水中COD去除率达到90%,色度去除率达到88%。
The electron refrigerator uses the electrons as the working substance, which consists of two thermal reservoirs with different temperatures and chemical potentials and the energy filter. 电子制冷机是以电子为工作物质,由两个具有不同温度和不同化学势的热库以及能量过滤体组成。